The MFC640cw is the perfect solution to clean up the clutter of machines on your desk. Starting with its built-in 802.11 b/g wireless interface (also includes USB and Ethernet interfaces) this machine offers more in one package than any other all-in-one product. It features up to 6000 x 1200 dpi print resolution, an automatic document feeder, a telephone handset and a digital answering machine.